(7a-9)=34

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Solution for (7a-9)=34 equation: 



(7a-9)=34

We move all terms to the left:

(7a-9)-(34)=0

We get rid of parentheses

7a-9-34=0

We add all the numbers together, and all the variables

7a-43=0

We move all terms containing a to the left, all other terms to the right

7a=43

a=43/7

a=6+1/7

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